Lewisburg is located right on the North Shore of Lake Pontchartrain. It has an elevation of 7 ft above sea level and is 7 miles south of Covington, Louisiana.
Mandeville was established in 1834 by Bernard Xavier de Marigny de Mandeville (1785-1868). It is located in St. Tammany Parish, Louisiana, United States. As of the 2010 census the population was 11,560. Mandeville is located on the North Shore of Lake Pontchartrain across from New Orleans.
If you are going to be in the Lewisburg area here are a few places of interest:
Lake Pontchartrain Harbor Mrn